2-Chloro-3-(2-oxo-2-(pyrrolidin-1-yl)ethoxy)-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one CAS 380476-01-7
| CAS No. | 380476-01-7 |
| Molecular Formula | C19H20ClNO4 |
| Molecular Weight | 361.82 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 361.82 g/mol gives 2-Chloro-3-(2-oxo-2-(pyrrolidin-1-yl)ethoxy)-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Chloro-3-(2-oxo-2-(pyrrolidin-1-yl)ethoxy)-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one (CAS 380476-01-7) is a high-purity analytical reference standard with the molecular formula C19H20ClNO4 and a molecular weight of 361.82 g/mol.
Structurally, 2-Chloro-3-(2-oxo-2-(pyrrolidin-1-yl)ethoxy)-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one (C19H20ClNO4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 361.82 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2-Chloro-3-(2-oxo-2-(pyrrolidin-1-yl)ethoxy)-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C19H20ClNO4 |
| Molecular Weight | 361.82 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
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Recommended Standards
- 2-{[(4-chlorophenyl)methyl]amino}-4-(4-ethoxyphenyl)-4-oxobutanoic acid (CAS 279691-65-5)
- 2-(4-(4-Chlorophenoxy)phenoxy)-1-(5-methylisoxazolidin-2-yl)propan-1-one (CAS 88020-30-8)
- 3-(4-(3-Chlorophenethoxy)phenyl)-5-(methoxymethyl)oxazolidin-2-one (CAS 79038-94-1)
- 2-(4-(2-(4-Chlorobenzamido)ethyl)phenoxy)butanoic acid (CAS 63927-29-7)
- 4-(4,5-Dihydro-1,3-thiazol-2-ylsulfanyl)butan-1-amine (CAS 642092-90-8)
- 4-Amino-1-(3-chlorophenyl)-2-pyrrolidinone hydrochloride (CAS 1177291-26-7)
- N-((1-Methyl-1H-pyrazol-5-yl)methyl)-2-phenylethan-1-amine hydrochloride (CAS 1856054-32-4)
- N-(4-chloro-3-nitrophenyl)-2-((5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-yl)thio)acetamide (CAS 337498-47-2)
- n-((1h-Indol-4-yl)methyl)propan-2-amine (CAS 1079-48-7)
- Ethyl 3-(3-pyrrolidinylmethoxy)benzoatehydrochloride (CAS 1219949-37-7)
- Meglumine Impurity 12 (CAS CATO-C4X-214212)
- Citalopram EP Impurity C Oxalate (CAS 1440961-11-4)
- Sulindac Impurity 8 (CAS 61812-45-1)
- Semaglutide impurity 86 (CAS CATO-C4X-152686)
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